During our week of Chemistry, we will have, every day, conferences for the general public at 5 p.m. in the big lecture hall of the Chemistry Department, Chemin du Musee 9, 1700 Fribourg, followed by an aperitif. On June 18th, 2011, we will have a big Chemistry party, at the same address, starting at 11 a.m. with shows, tombola, hands-on experiments, expositions, music, painting competition, guided tours, etc. The party will go on open end. Free entrance for all.